general protection fault, probably for non-canonical address 0xdffffc00d14d2bac: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x000000068a695d60-0x000000068a695d67]
CPU: 0 PID: 11463 Comm: syz-executor750 Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__ethtool_get_link_ksettings+0x1a3/0x3a0 net/ethtool/ioctl.c:446
Code: dc 3d fa 83 fd ff 0f 84 30 01 00 00 e8 96 d6 3d fa 48 8d 3c ed 60 7d 69 8a 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b9
RSP: 0018:ffffc900099777a0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffff88801b11af08 RCX: 0000000000000000
RDX: 00000000d14d2bac RSI: ffffffff8735158a RDI: 000000068a695d60
RBP: 00000000dffffc00 R08: 00000000ffffffff R09: ffff88801b11af6f
R10: ffffffff8735157c R11: 0000000000000000 R12: 0000000000000000
R13: ffff88801b11af6c R14: ffff888027158210 R15: ffff888027158210
FS:  00007f1524362700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000380 CR3: 0000000012b6e000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 linkinfo_prepare_data+0xfd/0x280 net/ethtool/linkinfo.c:37
 ethnl_default_notify+0x1dc/0x630 net/ethtool/netlink.c:586
 ethtool_notify+0xbd/0x1f0 net/ethtool/netlink.c:656
 ethtool_set_link_ksettings+0x277/0x330 net/ethtool/ioctl.c:620
 dev_ethtool+0x2b36/0x45d0 net/ethtool/ioctl.c:2842
 dev_ioctl+0x463/0xb70 net/core/dev_ioctl.c:440
 sock_do_ioctl+0x148/0x2d0 net/socket.c:1060
 sock_ioctl+0x477/0x6a0 net/socket.c:1177
 vfs_ioctl fs/ioctl.c:48 [inline]
 __do_sys_ioctl fs/ioctl.c:753 [inline]
 __se_sys_ioctl fs/ioctl.c:739 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:739
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x451e79
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1524362208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000004d6268 RCX: 0000000000451e79
RDX: 0000000020000380 RSI: 0000000000008946 RDI: 0000000000000003
RBP: 00000000004d6260 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004d626c
R13: 00007fff3395887f R14: 00007f1524362300 R15: 0000000000022000
Modules linked in:
---[ end trace 8a2ac0d9cfec76f1 ]---
RIP: 0010:__ethtool_get_link_ksettings+0x1a3/0x3a0 net/ethtool/ioctl.c:446
Code: dc 3d fa 83 fd ff 0f 84 30 01 00 00 e8 96 d6 3d fa 48 8d 3c ed 60 7d 69 8a 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b9
RSP: 0018:ffffc900099777a0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffff88801b11af08 RCX: 0000000000000000
RDX: 00000000d14d2bac RSI: ffffffff8735158a RDI: 000000068a695d60
RBP: 00000000dffffc00 R08: 00000000ffffffff R09: ffff88801b11af6f
R10: ffffffff8735157c R11: 0000000000000000 R12: 0000000000000000
R13: ffff88801b11af6c R14: ffff888027158210 R15: ffff888027158210
FS:  00007f1524362700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000380 CR3: 0000000012b6e000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400